*{
    padding: 0px;
    border: 0px;
    margin: 0px;
}
body{
    margin:0px;
    border:0px;
    padding: 0px;
    link:grey;
    background-color:#fae8c8;
}

.header{
    height: 50px;
    background-color: #7cb64e;
}

.header_head{
    font-size:25px;
    margin-left:40px;
    margin-top:5px;
    float:left;
}

.header_user{
    width:50px;
    float:right;
    margin-right:100px;
}

.header_shopping{
    width:45px;
    float:right;
    margin-right:15px;
}

.chickenimg{
    margin-left: 23%;
    margin-top: 0px;
    border:0px;
    padding: 0px;
    display: block;
}

.knowmore{
    height: 170px;
    width: 100%;
    margin-top: 3%;
    border-top: 0.5px solid  #000;
}

.knowmore_guanyu a:link{
   text-decoration: none;
    color: grey;
}

.knowmore_guanyu a:visited{
    text-decoration: none;
    color:grey;
}